<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>EL访问数据</title>
</head>
<body>
	<%
		String[] arr = {"demo1", "demo2", "demo3"};
		request.setAttribute("arr", arr);
	%>
	<%
		String[] result = (String[])request.getAttribute("arr");
		for (int i = 0; i < result.length; i++) {
			request.setAttribute("flag", i);	
	%>
		${flag} = ${arr[flag]}<br>
	<%
		}
	%>
</body>
</html>